From f4a7739a40c095e0c837d78d00f13a1ef47d3a11 Mon Sep 17 00:00:00 2001
From: Elizabeth Hunt <elizabeth.hunt@simponic.xyz>
Date: Sat, 25 Nov 2023 17:05:01 -0700
Subject: cube foo init

---
 src/scene.cpp | 29 +++++++++++++++++++++++++++++
 1 file changed, 29 insertions(+)

(limited to 'src/scene.cpp')

diff --git a/src/scene.cpp b/src/scene.cpp
index e69de29..b52553a 100644
--- a/src/scene.cpp
+++ b/src/scene.cpp
@@ -0,0 +1,29 @@
+#include "scene.hpp"
+#include <memory>
+
+Scene::Scene() {
+  directional_light = {0, 0, -1};
+  viewport_dimension = {2, 3};
+  scene_dimension = {SCREEN_WIDTH, SCREEN_HEIGHT};
+
+  z_plane = int2fx(1);
+}
+
+void Scene::render() {
+  auto this_ptr = std::make_shared<Scene>(this);
+  for (auto renderable : renderables) {
+    renderable.render(this_ptr);
+  }
+}
+
+POINT Scene::project_2d(VECTOR vertex) {
+  POINT pt = {0, 0};
+
+  if (vertex.z != 0) {
+    pt.x = fxdiv(z_plane, vertex.z);
+    pt.y = fxmul(vertex.y, pt.x);
+    pt.x = fxmul(vertex.x, pt.x);
+  }
+
+  return pt;
+}
-- 
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